EOL_HF
EOL: Raw data: January 2018 to December 2022
Gaps: - 21 Mar to 17 May 2019. - 22 to 24 Nov 2022
NAs: - No NAs for T - NAs for S, O, AOU
Anomalies method
By months
| Slope | SE Slope | P Slope | Intercept | SE int. | P int. | F | df | R2 | P value | |
|---|---|---|---|---|---|---|---|---|---|---|
| temp_ano | 0.0322404 | 0.0040676 | 0 | -65.14189 | 8.218505 | 0 | 62.8254 | 39938 | 0.0015706 | 0 |
| sal_ano | 0.0263224 | 0.0007535 | 0 | -53.18294 | 1.522422 | 0 | 1220.3225 | 39008 | 0.0303349 | 0 |
| oxy_ano | -1.4649535 | 0.0270565 | 0 | 2959.86194 | 54.666168 | 0 | 2931.6077 | 39007 | 0.0699024 | 0 |
| aou_ano | 1.3467183 | 0.0230785 | 0 | -2720.97387 | 46.628895 | 0 | 3405.1692 | 39007 | 0.0802876 | 0 |
Temperature
Salinity
Oxygen
AOU
By days
| Slope | SE Slope | P Slope | Intercept | SE int. | P int. | F | df | R2 | P value | |
|---|---|---|---|---|---|---|---|---|---|---|
| temp_ano_day | 0.0338983 | 0.0030054 | 0 | -68.49171 | 6.072406 | 0 | 127.2198 | 39938 | 0.0031753 | 0 |
| sal_ano_day | 0.0250891 | 0.0006957 | 0 | -50.69120 | 1.405572 | 0 | 1300.6450 | 39008 | 0.0322671 | 0 |
| oxy_ano_day | -1.4609430 | 0.0241975 | 0 | 2951.75892 | 48.889779 | 0 | 3645.2375 | 39007 | 0.0854642 | 0 |
| aou_ano_day | 1.3550905 | 0.0222610 | 0 | -2737.88944 | 44.977167 | 0 | 3705.5087 | 39007 | 0.0867546 | 0 |
Temperature
Salinity
### Oxygen
AOU
Filling gaps - Moving average - Mann Kendall
By autocorrelation + decompose function or Mann-Kendall : not possible because of gaps -> Filling gaps.
Temperature
##
## Call:
## lm(formula = y ~ x, data = reg_val_ts_temp_eol_less_season)
##
## Residuals:
## Min 1Q Median 3Q Max
## -11.2904 -2.1147 -0.1173 1.5592 10.5261
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 18.49114 0.04911 376.51 <2e-16 ***
## x 0.18173 0.01390 13.07 <2e-16 ***
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 3.655 on 39938 degrees of freedom
## Multiple R-squared: 0.004259, Adjusted R-squared: 0.004234
## F-statistic: 170.8 on 1 and 39938 DF, p-value: < 2.2e-16
Mann-Kendall results:
## tau slope intercept
## 0.04282142 0.04045000 36.35810833
Salinity
##
## Call:
## lm(formula = y ~ x, data = reg_val_ts_sal_eol_less_season)
##
## Residuals:
## Min 1Q Median 3Q Max
## -3.02197 -0.12426 0.03126 0.14767 0.53884
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 3.791e+01 2.440e-03 15532.81 <2e-16 ***
## x 1.005e-04 2.432e-06 41.31 <2e-16 ***
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 0.2436 on 39938 degrees of freedom
## Multiple R-squared: 0.04098, Adjusted R-squared: 0.04095
## F-statistic: 1706 on 1 and 39938 DF, p-value: < 2.2e-16
Mann-Kendall results:
## tau slope intercept
## 0.1023034 0.0199750 -27.4444783
Oxygen
##
## Call:
## lm(formula = y ~ x, data = reg_val_ts_oxy_eol_less_season)
##
## Residuals:
## Min 1Q Median 3Q Max
## -65.320 -15.280 1.126 15.024 44.776
##
## Coefficients:
## Estimate Std. Error t value Pr(>|t|)
## (Intercept) 2.417e+02 1.852e-01 1305.08 <2e-16 ***
## x -7.905e-03 1.846e-04 -42.82 <2e-16 ***
## ---
## Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
##
## Residual standard error: 18.49 on 39938 degrees of freedom
## Multiple R-squared: 0.0439, Adjusted R-squared: 0.04388
## F-statistic: 1834 on 1 and 39938 DF, p-value: < 2.2e-16
Mann-Kendall results:
## tau slope intercept
## -0.1107562 -1.1655297 732.7343833